If the political conservatism of female students who join sororities is greater than that of female students who do not, the gap in the political attitudes of the two groups will probably widen as they progress through college. this would be best explained in terms of

answer would be b, a tariffs main purpose is to protect domestic production and jobs.

the median of the data is 4.

step-by-step explanation:

the median means the middle number of a given number.

to decide which one is the median, arrange in ascending or descending order. but sometimes, you may find two(2) number in the middle, but it's easy, just add them together and divide by 2.

so,   determine the median of the data. 2, 3, 3, 4, 5, 7, 9

it is already arranged, count 3 times forward and 3 backward and the one left is your answer.

2,3,3,4,5,7,9

our answer is 4.

hope this !